{"files": {"main.ts": "import {run} from './core.ts';\nimport {POLICY} from './policy.ts';\nexport function evaluate(payload: any): any { return run(payload, POLICY); }\n", "core.ts": "import {isRetryable, effectiveDue, compareId} from './helpers.ts';\nexport function run(payload: any, policy: any): any {\n  const now: any = payload ? payload.now : 0;\n  const jobs: any[] = payload && Array.isArray(payload.jobs) ? payload.jobs : [];\n  const dedupKey: any = policy.dedup_key;\n  const byKey = new Map<any, any>();\n  for (let i = 0; i < jobs.length; i++) {\n    const job: any = jobs[i];\n    const key: any = job ? job[dedupKey] : undefined;\n    byKey.set(key, {job: job, index: i});\n  }\n  const selected: any[] = Array.from(byKey.values());\n  const ready: any[] = [];\n  const waiting: any[] = [];\n  const dead: any[] = [];\n  const cancelled: any[] = [];\n  for (const item of selected) {\n    const job: any = item.job;\n    const retryable: boolean = isRetryable(job, policy);\n    if (job.cancelled && (policy.cancel_wins || !retryable)) {\n      cancelled.push(item);\n      continue;\n    }\n    const staleDiff: any = now - job.created;\n    const stale: boolean = policy.stale_inclusive ? staleDiff >= policy.stale_after : staleDiff > policy.stale_after;\n    const isDead: boolean = stale || job.attempt >= policy.max_attempts || (job.last_code !== 0 && !retryable);\n    if (isDead) {\n      dead.push(item);\n      continue;\n    }\n    const at: any = effectiveDue(job, policy, retryable);\n    if (at > now) {\n      waiting.push({job: job, index: item.index, at: at});\n    } else {\n      ready.push(item);\n    }\n  }\n  ready.sort((a: any, b: any) => {\n    const p: any = policy.priority_high_first ? b.job.priority - a.job.priority : a.job.priority - b.job.priority;\n    if (p !== 0) return p;\n    const c: any = policy.fifo_ties ? a.job.created - b.job.created : b.job.created - a.job.created;\n    if (c !== 0) return c;\n    return a.index - b.index;\n  });\n  if (policy.dead_order === 'id') {\n    dead.sort((a: any, b: any) => {\n      const c: number = compareId(a.job.id, b.job.id);\n      if (c !== 0) return c;\n      return a.index - b.index;\n    });\n  } else {\n    dead.sort((a: any, b: any) => a.index - b.index);\n  }\n  waiting.sort((a: any, b: any) => a.index - b.index);\n  cancelled.sort((a: any, b: any) => a.index - b.index);\n  return {ready: ready.map((x: any) => x.job.id), waiting: waiting.map((x: any) => ({id: x.job.id, at: x.at})), dead: dead.map((x: any) => x.job.id), cancelled: cancelled.map((x: any) => x.job.id)};\n}\n", "policy.ts": "export const POLICY: any = {\"base_delay\": 100, \"cancel_wins\": true, \"dead_order\": \"id\", \"dedup_key\": \"id\", \"delay_cap\": 150, \"exponential\": true, \"fifo_ties\": true, \"max_attempts\": 3, \"priority_high_first\": true, \"retryable_codes\": [429, 500], \"stale_after\": 1000, \"stale_inclusive\": true};\n", "helpers.ts": "export function isRetryable(job: any, policy: any): boolean {\n  return Array.isArray(policy.retryable_codes) && policy.retryable_codes.includes(job.last_code);\n}\nexport function effectiveDue(job: any, policy: any, retryable: boolean): any {\n  if (!retryable) return job.due;\n  if (job.last_code === 0) return job.due;\n  const exponent: number = Math.max(0, job.attempt - 1);\n  const factor: number = policy.exponential ? Math.pow(2, exponent) : 1;\n  const delay: any = Math.min(policy.base_delay * factor, policy.delay_cap);\n  return Math.max(job.due, job.failed_at + delay);\n}\nexport function compareId(a: any, b: any): number {\n  if (a < b) return -1;\n  if (a > b) return 1;\n  return 0;\n}\n"}}